Re: Nameserver Problem [more]

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David G. Miller wrote:
Bob Goodwin - W2BOD <bobgoodwin@xxxxxxxxxxxx> wrote:

Ed Greshko wrote:
> Bob Goodwin - W2BOD wrote:
>
>> Eureka! It works, once I figured out that I had to do 'service >> named restart' each time I made a change, added an address to be >> blocked.
>
> While that works, you really should be updating the serial number each > time you make a change to a zone file. This is good practice to get > into if you decide to learn a bit more of bind. I tend to use the > YYYYMMDDX format for my serial numbers. Basically 10 changes/day....I > seldom do more.
>
> Then all you need do is "kill -1" on the named pid.
>
I'm strictly an amateur at this computer game, there's a lot I don't know, where is the serial number?


Your comment/help is appreciated. Thanks.

Bob Goodwin
Each of your zone files files should have a header that looks something like:

$TTL 1D
@ IN SOA ns3.davenjudy.org. root.fraud.davenjudy.org. (
                       2006110301 ; serial
                       3600 ; refresh
                       900 ; retry
                       1209600 ; expire
                       43200 ; default_ttl
                       )
;
               TXT     "Dave and Judy Miller's Network"
...

The line "2006110301 ; serial" is the serial number. I'm using YYYYMMDDxx to generate my serial. The idea is that nameservers recognize the serial as a means of overriding previous information. When you bump the serial other nameservers recognize that you have provided new information.

This particular example is from /var/named/chroot/var/named/davenjudy.org.

Cheers,
Dave

Thanks for another example.

Bob Goodwin


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